Diomus amabilis
This record describes Diomus amabilis (species). Recorded family: Coccinellidae. Recorded order: Coleoptera.
Identification and Appearance

Highly variable. See: Gordon's figures ( 3 ) Dark brown with four light brown markings. These markings may range from small spots to large, confluent patches.
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Coleoptera (Beetles)
- Suborder
- Polyphaga
- Superfamily
- Coccinelloidea
- Family
- Coccinellidae (Lady Beetles)
- Subfamily
- Scymninae
- Tribe
- Diomini
- Genus
- Diomus
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Geographic Range
scattered e. US records, roughly: TX-VA-MA-SD - Map ( 3 ) ( 4 ) ( 5 ) (BG data)
Additional species information
Species notes from the sources
Etymology: amabili (L) 'lovely'
About Primitive Winged Insects: the wider group
Order-level background for Coleoptera, the group containing Diomus amabilis. Species-specific details appear above.
Group overview
Coleoptera is the largest order of insects with over 400,000 described species, representing ~25% of all known animal species and ~40% of all insects. In the U.S. alone, nearly 30,000 beetle species have been identified.
Ecological role of the group
Beetles are prominent decomposers, especially in forests, breaking down dead wood and recycling nutrients. As predators, they reduce populations of pest insects. Many species are also important pollinators of flowering plants.
Economic and practical significance of the group
Beetles have major economic significance: leaf beetles (Chrysomelidae) and weevils (Curculionoidea) are among the most destructive agricultural pests globally, costing billions annually, while predatory species like ladybugs provide natural pest control.
Recorded sources for this group: Britannica, Smithsonian, NCSU Entomology. Imported estimates may describe particular regions or reporting periods.
Photos of Diomus amabilis (5)
Photo credits: Contributed by Abigail Parker; Additional contributions by Mike Quinn
Frequently Asked Questions About Diomus amabilis
What is Diomus amabilis?
Diomus amabilis is a species in the family Coccinellidae, within the order Coleoptera.
How big is Diomus amabilis?
1.5-2.0 mm long
How do you identify Diomus amabilis?
Highly variable. See: Gordon's figures ( 3 ) Dark brown with four light brown markings. These markings may range from small spots to large, confluent patches.
Where is Diomus amabilis found?
Range: scattered e. US records, roughly: TX-VA-MA-SD - Map ( 3 ) ( 4 ) ( 5 ) (BG data)
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